package personal.xjl._23java1studentdemo.spring;
import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;
import org.springframework.aop.AfterReturningAdvice;
import org.springframework.aop.MethodBeforeAdvice;

import java.lang.reflect.Method;

public class MyAdvice implements MethodBeforeAdvice, AfterReturningAdvice, MethodInterceptor {
    @Override
    public void before(Method method, Object[] args, Object target) throws Throwable {
        System.out.println("这是我的前置增强");
    }

    @Override
    public void afterReturning(Object returnValue, Method method, Object[] args, Object target) throws Throwable {
        System.out.println("这是我的后置增强");
    }

    @Override
    public Object invoke(MethodInvocation invocation) throws Throwable {
        System.out.println("环绕增强开始了");
        Object returnValue = invocation.proceed();
        System.out.println("环绕增强结束了");
        return returnValue;
    }
}
